Update CHANGELOG.md #7
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| name: update-changelog | |
| on: | |
| push: | |
| branches: | |
| - main | |
| jobs: | |
| update-changelog: | |
| runs-on: ubuntu-latest | |
| env: | |
| GH_TOKEN: ${{ secrets.ACTIONS_PAT }} | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| with: | |
| token: ${{ secrets.ACTIONS_PAT }} | |
| fetch-depth: 0 | |
| - name: Extract changelog entry from PR | |
| id: extract_changelog | |
| run: | | |
| # Get the latest commit SHA | |
| commit_sha=$(git log -1 --format="%H") | |
| echo "Commit SHA: $commit_sha" | |
| # Find the pull request associated with the commit | |
| pr_number=$(gh api -X GET "repos/${{ github.repository }}/commits/$commit_sha/pulls" --jq '.[0].number') | |
| # Exit gracefully if no PR is found | |
| if [ -z "$pr_number" ]; then | |
| echo "No associated PR found for commit $commit_sha." | |
| exit 0 | |
| fi | |
| # Get the PR body and extract release note | |
| pr_body=$(gh api -X GET "repos/${{ github.repository }}/pulls/$pr_number" --jq '.body' | sed 's/\r//g') | |
| changelog_entry=$(echo "$pr_body" | awk 'BEGIN { found=0 } /```release-note/ { found=1; next } /```/ { found=0 } found { print }' | sed '/^$/d') | |
| # Exit if no changelog entry found | |
| if [ -z "$changelog_entry" ]; then | |
| echo "No changelog entry found." | |
| exit 0 | |
| fi | |
| # Detect change type (CHANGE, FEATURE, BUGFIX, ENHANCEMENT) | |
| change_type=$(echo "$pr_body" | grep -oP '(?<=- \[x\] `)\w+') | |
| case "$change_type" in | |
| "FEATURE"|"ENHANCEMENT") | |
| section="### Added" | |
| ;; | |
| "CHANGE") | |
| section="### Changed" | |
| ;; | |
| "BUGFIX") | |
| section="### Fixed" | |
| ;; | |
| "NONE") | |
| echo "No notable changelog entry needed." | |
| exit 0 | |
| ;; | |
| *) | |
| echo "Unknown change type: $change_type" | |
| exit 1 | |
| ;; | |
| esac | |
| # Store the extracted information in environment variables | |
| pr_url="https://github.com/${{ github.repository }}/pull/$pr_number" | |
| echo "changelog=${changelog_entry} ($pr_url)" >> $GITHUB_ENV | |
| echo "section=$section" >> $GITHUB_ENV | |
| echo "pr_number=$pr_number" >> $GITHUB_ENV | |
| - name: Add entry to changelog | |
| if: env.pr_number != '' | |
| run: | | |
| # Insert the changelog entry under the first matching section in Unreleased (avoids / delimeter to not conflict with url) | |
| sed -i "0,/${{ env.section }}/s@${{ env.section }}@${{ env.section }}\n- ${{ env.changelog }}@" CHANGELOG.md | |
| # Show the updated changelog | |
| cat CHANGELOG.md | |
| - name: Commit and push changelog update | |
| if: env.pr_number != '' | |
| uses: EndBug/add-and-commit@v7 | |
| with: | |
| add: 'CHANGELOG.md' | |
| message: "Update CHANGELOG.md with entry from PR #${{ env.pr_number }}" | |
| author_email: git-action-bot@example.com | |
| author_name: Git Action Bot | |
| token: ${{ secrets.GITHUB_TOKEN }} | |
| push: true |